Catholics were unhappy with King James because he was a protestant and the Catholics were killed or forced to go to the protestant church the difference between catholics and protestants is protestants they want their church very simple decorated and aren't so strict and catholics are the opposite.
But i don't want to
All Catholics should die or prayer to my god
Robert Catesby and 3 other friends made a master plan or a plot to blow up Houses of Parliament with King James and other important people .
This is are master plan...
They found a gunpowder expert called Guy Fawkes he said he would help them and said they would need 20 barrels of gunpowder and after they found someone and payed them to use their cellar that lived near the Houses of Parliament.
Guy Fawkes and the others found three more people to help but this was their mistake if they hadn't of let them into their secrete it would of worked one of the new men had a friend that worked at the houses of Parlament and he didn't want him to die so he sent a letter to him saying a warning his friend showed the King and it al went wrong..
The King found out and got his soldiers to search the whole of the House of Parliament and found nothing so they searched the cellar the gunpowder was in and they found the gunpowder and Guy Fawkes and arrested h
Guy Fawkes was tortured for three days until he told them the other peoples names and when they found all off them they were all hung,drawn and quartered